{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["concept or principle", "material", "manufacturing process", "biomedical", "application", "manufacturing standard"], "input": "Abundant γ′/γ″ phases precipitate during HT and enhance mechanical properties ."}
{"concept or principle": ["mechanical properties"], "material": ["precipitate"], "manufacturing process": [], "biomedical": [], "application": [], "manufacturing standard": []}